package com.sky.task;

import com.sky.entity.Orders;
import com.sky.mapper.OrderMapper;
import lombok.extern.slf4j.Slf4j;
import org.springframework.beans.factory.annotation.Autowired;
import org.springframework.scheduling.annotation.Scheduled;
import org.springframework.stereotype.Component;

import java.time.LocalDateTime;
import java.util.List;

@Component
@Slf4j
public class OrderTask {

    @Autowired
    private OrderMapper orderMapper;

    /*
    * 处理订单超市方法
    * */
    @Scheduled(cron = "0/5 * * * * ?")//每分钟触发一次，表达式可以借助在线工具生成
    public void processTimeoutOrder(){
        log.info("处理订单超时");
        //获取时间-->为什么不加15分钟？因为这是一个批量的操作，若是加15分钟，就是针对个体的，增加了系统负担
        LocalDateTime time = LocalDateTime.now().plusMinutes(-15);

        List<Orders> orderList = orderMapper.getByStatusAndOrderTimeLT(Orders.PENDING_PAYMENT, time);
        if(orderList != null && orderList.size() > 0){
            for (Orders order : orderList) {
                order.setStatus(Orders.CANCELLED);
                order.setCancelReason("订单超时，自动取消");
                order.setCancelTime(LocalDateTime.now());
                orderMapper.update(order);
            }
        }
    }

    /*
    * 处理一处于派送中的状态的订单
    * */
    @Scheduled(cron = "0 0 1 * * ?")//每天凌晨1点清理
    public void processDeliveryOrder(){
        log.info("处理订单超时");

        LocalDateTime time = LocalDateTime.now().plusMinutes(-60);

        List<Orders> orderList = orderMapper.getByStatusAndOrderTimeLT(Orders.DELIVERY_IN_PROGRESS, time);
        if(orderList != null && orderList.size() > 0){
            for (Orders order : orderList) {
                order.setStatus(Orders.COMPLETED);
                orderMapper.update(order);
            }
        }
    }
}
